Blitz - WPT: invalid-image-constructor-error.https.html

wpt / css / css-paint-api / invalid-image-constructor-error.https.html

/css/css-paint-api/invalid-image-constructor-error.https.html

<!DOCTYPE html>
<html class="reftest-wait">
<link rel="help" href="https://drafts.css-houdini.org/css-paint-api/">
<link rel="match" href="invalid-image-constructor-error-ref.html">
<style>
    #output {
        width: 100px;
        height: 100px;
        background-image: paint(errorIndicator), paint(successIndicator);
    }
</style>
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>
<body>
<div id="output"></div>

<script id="code" type="text/worklet">
registerPaint('errorIndicator', class {
    constructor() { throw Error('failed!'); }
    // The paint function should not be executed because an error has been
    // thrown.
    paint(ctx, geom) {
        ctx.fillStyle = 'red';
        ctx.fillRect(0, 0, 50, 50);
    }
});

registerPaint('successIndicator', class {
    paint(ctx, geom) {
        ctx.fillStyle = 'green';
        ctx.fillRect(50, 50, 50, 50);
    }
});
</script>

<script>
    importWorkletAndTerminateTestAfterAsyncPaint(CSS.paintWorklet, document.getElementById('code').textContent);
</script>

</body>
</html>

/css/css-paint-api/invalid-image-constructor-error-ref.html

<!DOCTYPE html>
<html>
<canvas id="canvas" width="100" height="100"></canvas>
<script>
  var canvas = document.getElementById("canvas");
  var ctx = canvas.getContext('2d');
  ctx.fillStyle = 'green';
  ctx.fillRect(50, 50, 50, 50);
</script>
</html>